Cisco grades the risk of a post-FOC change by the time left before the port: 72 hours or more is minimal, 48 to 72 hours low, 24 to 48 hours moderate, and under 24 hours high.

Checked 2026-09-25

Vendor
Cisco
Product
Webex Calling
Subsystem
Cisco Calling Plan porting
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-25
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Porting numbers to Webex Calling: source note webex-calling-number-porting-post-foc-risk-tiers. WarmTransfer. https://warmtransfer.net/knowledge/claims/webex-calling-number-porting-post-foc-risk-tiers

BibTeX

@misc{warmtransfer-claim-webex-calling-number-porting-post-foc-risk-tiers,
  title  = {Porting numbers to Webex Calling: source note webex-calling-number-porting-post-foc-risk-tiers},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/webex-calling-number-porting-post-foc-risk-tiers},
  note   = {Source note webex-calling-number-porting-post-foc-risk-tiers, checked 2026-09-25}
}

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